Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:mailgun.org include:docusign.net mx:docusign.net ptr:docusign.net ~all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:mailgun.org include:docusign.net mx:docusign.net ptr:docusign.net ~all.